Question

Evaluate using suitable property
1.
$\frac{6}{7} + \frac{( - 2)}{3} + \frac{( - 7)}{9} + \frac{19}{21}$
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Answer 1

Answer:

expressing or meaning a refusal or denial. a negative answer. 2 lacking positive or affirmative qualities, such as enthusiasm, interest, or optimism. 3 showing or tending towards opposition or resistance